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2026-03-10 - 15:15
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Tue Mar 10, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
127232134125,6sleep10-21swapper/107:07:321
12683212363,7sleep30-21swapper/307:07:023
126922116107,6sleep20-21swapper/207:07:092
12812210999,7sleep00-21swapper/007:08:390
254102710,2sleep325408-21cron08:45:013
271842660,1sleep027186-21needreboot09:40:200
45032620,0sleep20-21swapper/211:15:212
213982560,0sleep00-21swapper/010:05:190
271822550,0sleep20-21swapper/212:05:192
147432520,0sleep20-21swapper/208:35:152
281462290,1sleep229-21rcuc/208:45:192
1310999290,28cyclictest0-21swapper/209:35:132
1310299280,27cyclictest0-21swapper/007:40:120
1310999270,26cyclictest0-21swapper/211:48:382
1310999270,26cyclictest0-21swapper/207:16:572
1310299270,26cyclictest0-21swapper/009:18:550
1310299270,26cyclictest0-21swapper/007:39:270
1310999260,25cyclictest0-21swapper/211:51:352
1310999260,25cyclictest0-21swapper/210:25:102
1310999260,25cyclictest0-21swapper/210:10:252
13109992522,2cyclictest0-21swapper/212:20:502
13107992523,2cyclictest0-21swapper/107:13:261
13107992422,2cyclictest0-21swapper/107:36:541
13107992421,3cyclictest0-21swapper/107:25:501
1310799240,23cyclictest0-21swapper/112:38:211
1310799240,23cyclictest0-21swapper/107:47:221
1310999232,20cyclictest0-21swapper/210:56:552
13109992319,2cyclictest749-21snmpd08:25:222
1310999231,21cyclictest0-21swapper/207:27:232
13107992320,3cyclictest0-21swapper/111:14:011
1310799230,22cyclictest0-21swapper/112:28:021
1310799230,22cyclictest0-21swapper/112:15:021
1310799230,22cyclictest0-21swapper/111:32:201
1310799230,22cyclictest0-21swapper/110:53:251
1310799230,22cyclictest0-21swapper/109:34:521
1310799230,22cyclictest0-21swapper/108:13:581
1310799230,22cyclictest0-21swapper/107:33:331
1310799230,10cyclictest0-21swapper/112:00:181
1310999221,20cyclictest0-21swapper/207:34:112
1310999220,21cyclictest0-21swapper/209:33:462
1310999220,21cyclictest0-21swapper/207:47:312
13107992220,2cyclictest0-21swapper/111:26:441
13107992220,2cyclictest0-21swapper/108:26:161
1310799220,21cyclictest0-21swapper/112:12:361
1310799220,21cyclictest0-21swapper/110:59:521
1310799220,21cyclictest0-21swapper/110:42:341
1310799220,21cyclictest0-21swapper/110:21:581
1310799220,21cyclictest0-21swapper/109:16:281
1310799220,21cyclictest0-21swapper/108:59:511
1310299220,21cyclictest0-21swapper/009:26:250
1310299220,16cyclictest0-21swapper/011:43:520
13109992119,1cyclictest749-21snmpd12:25:122
13109992118,2cyclictest749-21snmpd11:02:432
13109992118,2cyclictest749-21snmpd07:20:532
13109992117,3cyclictest0-21swapper/207:50:222
1310999211,19cyclictest0-21swapper/209:15:312
1310999211,18cyclictest0-21swapper/209:52:342
1310999210,20cyclictest0-21swapper/207:41:122
1310999210,19cyclictest0-21swapper/210:40:162
13107992119,2cyclictest0-21swapper/110:49:131
13107992119,2cyclictest0-21swapper/109:37:271
13107992119,2cyclictest0-21swapper/107:53:361
13107992118,3cyclictest0-21swapper/109:20:251
13107992118,2cyclictest14180-21sadc08:35:001
1310799211,3cyclictest0-21swapper/110:33:251
1310799211,19cyclictest0-21swapper/111:56:321
1310799211,19cyclictest0-21swapper/110:15:541
1310799210,2cyclictest0-21swapper/111:40:321
1310799210,20cyclictest0-21swapper/112:21:171
1310799210,20cyclictest0-21swapper/111:36:141
1310799210,20cyclictest0-21swapper/111:23:081
1310799210,20cyclictest0-21swapper/111:09:051
1310799210,20cyclictest0-21swapper/109:53:041
1310799210,20cyclictest0-21swapper/109:41:191
1310799210,20cyclictest0-21swapper/109:05:221
1310799210,20cyclictest0-21swapper/108:52:191
1310799210,20cyclictest0-21swapper/108:42:011
1310799210,20cyclictest0-21swapper/108:22:371
1310799210,20cyclictest0-21swapper/108:16:151
1310799210,20cyclictest0-21swapper/108:07:241
1310799210,20cyclictest0-21swapper/107:19:231
13102992119,1cyclictest749-21snmpd07:13:270
13102992118,1cyclictest749-21snmpd11:55:120
1310299210,20cyclictest0-21swapper/011:15:190
1310299210,20cyclictest0-21swapper/009:00:130
211052200,0sleep30-21swapper/307:15:023
13109992018,2cyclictest0-21swapper/208:05:012
13109992018,1cyclictest749-21snmpd12:15:262
13109992018,1cyclictest749-21snmpd11:35:112
13109992018,1cyclictest749-21snmpd11:29:562
13109992018,1cyclictest749-21snmpd08:56:252
13109992018,1cyclictest749-21snmpd08:53:402
13109992017,2cyclictest749-21snmpd11:08:312
13109992017,2cyclictest749-21snmpd09:58:012
13109992017,2cyclictest749-21snmpd09:29:542
1310999200,20cyclictest0-21swapper/211:20:562
1310999200,20cyclictest0-21swapper/208:40:492
13107992018,2cyclictest0-21swapper/111:17:461
13107992018,2cyclictest0-21swapper/109:12:511
13107992018,1cyclictest23040-21sadc07:45:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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